CVE-2026-82588

MEDIUM 4.3

Open5GS Transfer Endpoint namf-handler.c null pointer dereference

CVSS Score

4.3

EPSS Score

0.0%

EPSS Percentile

0th

A vulnerability was identified in Open5GS up to 2.7.7. This issue affects some unknown processing of the file src/amf/namf-handler.c of the component Transfer Endpoint. Such manipulation leads to null pointer dereference. The attack can be launched remotely. Upgrading to version 2.8.0 is capable of addressing this issue. The name of the patch is abf8a836564b966b5141110fc25ed413c4f17522. Upgrading the affected component is advised.

CWE	CWE-476 CWE-404
Vendor	n/a
Product	open5gs
Published	Aug 30, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:X/RL:O/RC:C

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

n/a / Open5GS

2.7.0 2.7.1 2.7.2 2.7.3 2.7.4 2.7.5 2.7.6 2.7.7

References

NVD ↗ CVE.org ↗ EPSS Data ↗

vuldb.com: https://vuldb.com/vuln/397083 vuldb.com: https://vuldb.com/vuln/397083/cti vuldb.com: https://vuldb.com/cve/CVE-2026-82588 vuldb.com: https://vuldb.com/submit/891891 github.com: https://github.com/open5gs/open5gs/issues/4397 github.com: https://github.com/open5gs/open5gs/commit/abf8a836564b966b5141110fc25ed413c4f17522 github.com: https://github.com/open5gs/open5gs/releases/tag/v2.8.0 github.com: https://github.com/open5gs/open5gs/

Credits

🔍 ZiyuLin (VulDB User)